Grandstream Networks WP820 - Acceleration Sensor; Proximity Sensor; Vibration Diagnostics; Figure 101: Acceleration Sensor

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WP820 User Guide
Version 1.0.7.7
Acceleration sensor
Proceed from Diagnostics APP→ Click on Select to run Acceleration sensor, so that you can verify if the
acceleration sensor is operating fine by tilting the handset.
Figure 101: Acceleration sensor
Proximity sensor
Proceed from Diagnostics APP→ Click on Select to run Proximity sensor, run the test by covering the sensor
with a finger and wait for LED to go green.
Figure 102: Proximity sensor
Vibration diagnostics
Proceed from Diagnostics APP→ Click on Select to run Vibration diagnostics, run the test by selecting
Vibrate.